Commonly occurring product ions for PC(P-22:0/18:1(11E)) (View full structure)
m/z
Ion Description
Structure (click to enlarge)
862.6462
Precursor ion [M.chloride]-
812.6539
Loss of CH3 and chloride from precursor ion
741.5804
Loss of choline and chloride from precursor ion
548.4086
Loss of sn2 acyl chain as ketene (RCH=C=O), CH3 and chloride from precursor ion
530.3980
Neutral loss of sn2 RCOOH group, loss of CH3 and chloride from precursor ion
459.3245
Loss of choline, chloride and neutral loss of sn2 RCOOH group from precursor ion
281.2486
sn2 RCOO- ion
224.0693
Glycerophosphocholine with loss of CH3 and H2O
168.0431
Phosphocholine with loss of CH3
152.9958
Glycerol-3-phosphate ion with loss of H2O
96.9696
H2PO4- ion (from phosphate)
78.9591
PO3- ion (from phosphate)
Note: Structures of product ions may represent one of a number of possible isobaric molecules in some cases
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